Lactometer is based on  principle.

Important Questions on Floating Bodies

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Formative Assessment>Q 10

Relative density of a substance is the density of substance divided by density of _____ at $4 \mathrm{℃}$.

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment Some Solved CBSE Sample Questions>Q 1

Why do vehicle designed to carry heavy loads have multi-wheel axles?

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment Some Solved CBSE Sample Questions>Q 2

The area of the sharpened edge of knives, axes and tips of pins, nails are kept less why?

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment Some Solved CBSE Sample Questions>Q 3

When you stand on loose sand, your feet go deep into the sand. But if you lie down on the sand, your body will not go that deep. Explain why this happens?

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment Some Solved CBSE Sample Questions>Q 4

If relative density of aluminium is $2.7$ and density of water is $1000 \mathrm{kg} {\mathrm{m}}^{-3}$. What is the density of aluminium in SI unit?

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment Some Solved CBSE Sample Questions>Q 5

What happens when the buoyant force exerted by the fluid is less than the weight of the body?

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment Some Solved CBSE Sample Questions>Q 5

What happens when Buoyant force exerted by the fluid is equal to the weight of the body?

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment Some Solved CBSE Sample Questions>Q 6

While drawing water from a well, a bucket of water appears to be heavier as it comes out of water. Explain.